Color

#80879d

#80879d
hex#80879d
rgbrgb(128, 135, 157)
hslhsl(226, 13%, 56%)
oklchoklch(0.625 0.034 271.4)
Closest name: lightslategray (#778899)Relative luminance 0.2435

Colors that go with #80879d

Charcoal, Copper and Champagne lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#9d9780

#80969d · #88809d

#9d8087 · #879d80

Split-complementary

Open in tool →

#9d8880 · #969d80

#9d8096 · #9d9780 · #809d88

Contrast

#80879d as textRatioAAAA largeAAAFix
Aaon white
3.58:1failpassfail
  • AA: use #6d748d as the text (4.63:1)
  • AAA: use #52586b as the text (7.08:1)
  • AA: or shift the background to #212121 (4.5:1)
Aaon black
5.87:1passpassfail
  • AAA: use #8f95a8 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #80879d as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #80879d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #80879d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/80879d-9ca1c4-df774e-221f2d-e9eff1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md